CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/KK4JN

← Back to results

KK4JN

Active2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderNelson, John S

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationWhite Pine, TN

Grant DateFeb 23, 2022

Expiration DateFeb 23, 2032

KK4JN is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Nelson, John S in White Pine, TN. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Nelson, John S on Feb 2, 2022. KK4JN has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- -.- ....- .--- -.

CW Weight: 35 units(Moderate)

Voice Phonetics

Kilo Kilo Four Juliet November

Readability: 7/10(Good readability)

License History

Administrative Update AppliedJul 14, 2026
License IssuedFeb 23, 2022
Vanity Callsign GrantedFeb 23, 2022
License ExpiredFeb 12, 2019
License RenewedDec 29, 2006
FRN Association Email SentDec 28, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Nelson, John SFiled Feb 2, 2022
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KK4JM KK4JO →

FCC data as of Sep 14, 2026

KK4JN FCC Vanity Status: 1 Competing Application & History